Home / 14,905.37-20,567.07-8,530.49

Finding the Fourth Proportional to 14,905.37, 20,567.07 and 8,530.49

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Solution

The fourth proportional to 14,905.37, 20,567.07 and 8,530.49 is: 11,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.37 : 20,567.07 = 8,530.49 : x
  2. Step 2: Convert to fraction form
    14,905.37/20,567.07 = 8,530.49/x
  3. Step 3: Cross multiply
    14,905.37x = 20,567.07 × 8,530.49
  4. Step 4: Simplify right side
    14,905.37x = 175,447,260.37
  5. Step 5: Solve for x
    x = 175,447,260.37/14,905.37
  6. Step 6: Final answer
    x = 11,770.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.